What this system is
ATA 72 covers the engine core and major modules, including compressor, combustor, turbine, shafts, cases and internal airflow paths.
AIRCRAFT SYSTEM LEARNING
ATA 72 — Engine
ATA 72 covers the engine core and major modules, including compressor, combustor, turbine, shafts, cases and internal airflow paths.
LEARNStart with system fundamentalsUse guided learning paths and beginner-friendly explanations.
SOLVEReview troubleshooting casesFind reported symptoms, findings, causes and verified outcomes.
ASKAsk a technical questionUse the community when indexed knowledge does not answer the problem.
UNDERSTANDLook up technical termsMove from unfamiliar terminology into connected learning.
ATA 72
Engine
Engine core, modules and internal systems.
78%Developing profileNeeds refresh
START LEARNINGStart with the system purpose and major component groups, then use the linked glossary, resources and videos before moving into aircraft-specific detail.
TROUBLESHOOT THIS SYSTEMDefine the reported symptom, confirm aircraft and configuration applicability, then follow current approved fault-isolation and maintenance data.
Why it exists
Convert fuel energy into shaft power or thrust through controlled compression, combustion and expansion.
What belongs here
- Fan or propulsor module
- Low and high pressure compressors
- Combustion section
- High and low pressure turbines
- Shafts and bearings
- Engine cases and frames
- Internal air and sealing features
What users may see
Engine parameters may include speed, temperature, pressure, vibration and oil-related indications, with limits and naming varying by engine.
What technicians commonly evaluate
Trend changes, vibration, borescope findings, foreign-object damage, blade or vane condition, clearances, module life limits, contamination and exact engine effectivity require controlled evaluation.
AIRCRAFT APPLICABILITY
General ATA knowledge
General ATA knowledge is separated from aircraft-family and exact-variant information.
Choose an aircraft family to narrow resources, cases, questions and indexed applicability.
Choose aircraftCONNECTED KNOWLEDGE
Clear content filters8 useful next steps
Content is filtered by the selected ATA chapter and, where indexed, the aircraft and exact variant.
Training videos
Browse all →MIXED VIDEOBoeing 737-8 MAX EEC PS3 + P3B moisture removal explained (short video)
Hello everybody! Welcome back to another video of NextGenerationMechanic. Today I'm explaining you about the moisture removal procedure on the B737-8…
NextGenerationMechanic · 1:13MIXED VIDEOB747-400ERF, Engine change, Miami international airport#b747 #boeing #engine #jetengine #aircraft #aviation #b747400
Dennis Vijverberg, Brakes Released · 3:18MIXED VIDEOEngine/compressor wash explained!Hello everyone! Long time no see..! Today I will give you a short explanation how we wash the inside of an aircraft engine. Enjoy! Want to see…
NextGenerationMechanic · 1:57Related glossary terms
Browse all →INTERMEDIATECompressor stall
A localized disruption of smooth airflow through one or more compressor stages.
INTERMEDIATEHot startAn engine start in which temperature exceeds the approved start limit or rises abnormally toward it.
ADVANCEDCompressor surgeA major instability in which compressor airflow and pressure rise break down across much of the compressor system.
ADVANCEDEGT marginThe difference between an engine exhaust-gas-temperature limit and the temperature required to produce a defined rated thrust.
ADVANCEDEngine trend monitoringThe collection and analysis of engine performance data to identify gradual deterioration or abnormal trends.
SOURCE & REVIEW BOUNDARY
Use the right information for the right decision.
TechOpsBase supports learning and technical discovery. Current approved maintenance data, engineering instructions and company procedures control real aircraft work.
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